These trends help explain why chronic diseases, once associated with affluence, now impose their heaviest burden on poor and disadvantaged populations.
这些趋势有助于解释为什么曾经与富裕相关的慢性病现在对贫穷和弱势群体造成最沉重的负担。
These trends help explain why chronic diseases, once associated with affluence, now impose their heaviest burden on poor and disadvantaged populations.
这些趋势有助于解释为什么曾经与富裕相关的慢性病现在对贫穷和弱势群体造成最沉重的负担。
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